package com.qk.interceptor;

import com.qk.utils.JwtUtils;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
@Slf4j
@Component
public class TokenInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

/*        //1. 获取请求路径
        String url = request.getRequestURI();
        //2. 判断路径是否是登录
        if (url.contains("/login")) {
            log.info("登录请求:{},放行", url);
            return  true;
        }*/
        //3. 获取token
        String jwt = request.getHeader("token");
        //4. 判断token是否为空
        if (jwt == null|| jwt.isEmpty()) {
            log.info("请求头不存在" );
            response.setStatus(401);
            return false;
        }
        //5. 解析token
        try {
            JwtUtils.parseToken(jwt);
        }catch (Exception e){
            log.info("令牌解析失败");
            response.setStatus(401);
            return  false;
        }
        // 6. 放行
        return true;
    }
}
